All the parts, lines and rivets you need to install a rudder on your newer Scupper Pro. This kit only fits on Scupper Pros manufactured since January 1, 1997 . If you need help determining when your Pro was built, Contact us , we would be glad to help. Required tools include a drill with a 3/8" bit, a Phillips screwdriver, and a 7/16" wrench.The Scupper Pro does require a 6" screw in hatch.